%0 Journal Article %A David Simpson %A Stella Aguinaga Bialous %T USA: continuing battles over “acceptable” air quality standards %D 2002 %R 10.1136/tc.11.2.92 %J Tobacco Control %P 92-92 %V 11 %N 2 %U https://tobaccocontrol.bmj.com/content/tobaccocontrol/11/2/92.1.full.pdf